v0.5.4 crackle self-upgrader

e697a78 add stdout to the output of the clean operation
556c09a crackle setup upgrade crackle again, also nix and home-manager
73429a9 introduce a one liner setup function
1b92290 introduce upgradefunc for self-upgrading
3cf2bc3 improve crackle update to reflect installation and removal
8559b42 add storage optimization to crackle clean
a7a594a error out on invalid packages just like apt
4297ca9 ok we do actually want that build output, just the outlink is bloat
6073994 don't generate a build output as we'll activate it anyway
7ceec4c Merge pull request #15 from luigi311/one_liner
be22e4a Add one liner install command
99a6b35 more spinners!
baf09af add an apt-like output for crackle clean
e11dbc6 wrap the spinner code and clean up
a573988 restructure the code crackle a little
963e69e add apt-like output for installing and removing packages
494d373 change the key directory from crackle to apt
25f0264 add error handling for when packagenames are incorrect
569bfb2 fix lingering errors in the nix_config module